Strain-insulator.



' vided with Aso 21s -a seetionalel 'tor saine s' Fig.f 1 only;7 Vused .stlrrups andjzus'ed with vthe strands the pre-l I n my invention I 'employ an insulator 1.

for New commi@ NEW YORK.

"" thali QI; .Erinns'r D United States of vraiement fiventwn.

thei'clss I!! high' tensionjtrans'rnission lines 1situ'eenifthefnietal parts t'olproridfe dan insulator with 'sltranjds' 4or assemsredj terminal.;

point out of my owninvention.' Figure 1',.is sectional elevation of mv inbeli'eve i to be new and 's'ulator providedfwith'the' assembled stir- Vrups, the. sidls'eotion ista'ken on the central t two interloeking conductors atright'angles .to eachV other and provided WithLa continu ous` a-ngularfflange following the interseet:

ing c ontourofthe Vertical line vand: at right, angles to vxiew'v isA elevation atright angles'to'that'shoxvnin Fig. 1. Fig. 3, eration showingmyinsulawithout the vferred form. l' 4' and 5, show details of the termina-l yeV s of vthe stirrupsg'whieh'l made of' I having electrealinsulating propert1es, proother, these holes are separated by a wall 3. Bothends o f eachof the-holes are connected vby a'chann'elor saddle. 4', provided with eX` tending' flanges andbecausev the saddles are at :right angles to a'ch other, a contmuous 'vspeiation of Letters raten. lv -ieipl'uiqafc'um med neqember 27, A1910.1 se-il no. 599,398.

lkno'wnin the rela`te$- 'to strain' insulators i pres'sion. The

'and are separated from each sulating wall'3 andthe Alarge surface pre-' 'requiring' a Flai-gef` surface.; 'insulation I readiljr understood.

' eso shaped-thatgequal sur;4

` preferred for' this lnsulator= "ir-ups. provided'with any, de:

' termlnal 8 as lndiated in Figs'. 4 and 5, 'for example throughout..

porcelain' or any other material gmgulfaange 5, is' formed wines readv1-ly understood b'v referringv to Figs. 1, 2, and 55 3. Then this insulator is used lwith strands they -vare passed through the holes 2 and shackle in a no'osev or 1oo'p;,when any strain isf put uponv the strandsfthe part 3 of the insulator 1 is under e'ompressiom It is well art that porcelain and other molded compounds are `stronger under comstrands lie inthe saddle 4 other by the insented. by the4 angular flange 5 as will be The insulatingjsurface the strands throughout ltsentire length. l I

metal hooks `or other fastenngs are I provide a Tstirrup 6 haring-'a slip bolt 1 7 adapted -to ride in the saddle 4, the'bolt engaging the hole 2. 4These stlrrups mav have any shape straln' ins'iulato1'-` herein .illustrated and described is in theform which I desire to constructif, andthat:4 anychanges orvariations may be made4 without .departing from the salient'fe'atures of my v,invention andi I therevclaims to @over such 4mc diflcatior x :sj as naturally fall- Wlthiu fore intend th'e following the lines of invention..

1.v A strain. insulator adapted. t-'ojrec-eiue conduetors. one side'of YORK, N. Y.; AssxGNon 'TosHfELn ELECTRIC N.; Y., AconronATIoN or -NEW you# Patnted'Dec. 10.51912.

sov

the said angular fflangeibeing parallel to the4 horizontalaxis` the other sld 'of thea'ngu- 1 lar flange being vparall'elfto the vertical axis 2. A' strainl insulator ystrands at right angles'- to l each other'and lengt-h.

43.' A s trari'insulator made Ofpan material provided with gles 'toech other adapted tofreeive y interi madel 'of 'insular-ing. material adapted toreceive tujointerlocklng saddles atrightanr gv. 1,046,868 lockingl strands, said saddles forming a c011- at Room 1312, West Street Bldg.,'n the -it'y tinuous angular flange .projecting beyond of New York, Athis 24th day of Octber,' lthe saddles, one side of the angular flange A. D. 1910. being parallel to the horizontal axis and the i ERNEST EMML SCHMI'D. 5 other side of the angular flange 'being paral- In the presence of lel to the vertical axis. EDWD. VAN WINKLE,

This specification signed and witnessed, MARIEE. MCLEAN. 

